Fitted sheet



FIG. 1 is a top, left side and front perspective view of a fitted sheet, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof, the opposite side being a mirror image of that shown; and,

FIG. 4 is a front elevational view thereof.

The cross-hatching in FIGS. 1-4, is intended to represent fabric and is understood to extend uniformly across the sheet. 

The ornamental design for a fitted sheet, as shown and described. 